Domain Expiry Monitor: Bulk WHOIS/RDAP & DNS Changes

Expired & Dropped Domains — Daily Feed

nogards95/domain-drop-monitor-scraper

A daily machine-readable feed of expired and dropped domain names for threat-intelligence, brand-protection, and domain-investing workflows. Up to 10,000 fresh domains per feed per day, deduplicated, filterable by TLD, ready in seconds. No login, no API key.

Website domain name validator

saswave/website-domain-name-validator

Verify if a website is still up and running or if it contains a redirection to a new domain name. Data enrichment at scale.

Domain WHOIS Lookup - Age, Expiry, Registrar, DNS

george.the.developer/domain-whois-lookup

Look up WHOIS data, domain age, expiration date, registrar, nameservers, and DNS records for any domain. Bulk lookup supported.

Bulk Domain Checker: WHOIS Lookup, DNS, SSL & HTTP

aiqlabs/bulk-domain-checker

Check a list of domains in one run: DNS records, mail provider from MX, SPF/DMARC, HTTP status and full redirect chain, SSL certificate expiry, and WHOIS/RDAP registration - plus a plain-English issue list per domain. No API keys.

Check domain availability and fetch WHOIS records, DNS records, and SSL certificate details in one call. Supports bulk domain lists — useful for domain research, brand monitoring, and infrastructure audits.

Domain Expiry Checker

datapilot/domain-expiry-checker

It extracts registrar, expiry date, status, name servers, and days left. Flags expiring domains (critical/warning) and outputs structured JSON—ideal for domain monitoring, SEO audits, and portfolio management. 🌐📅

Domain Inspector — WHOIS/RDAP, DNS & SSL

hipersoft/domain-inspector

Inspect any list of domains: registrar, registration/expiry dates and status via RDAP; DNS records (A, AAAA, MX, NS, TXT, CNAME); and SSL certificate issuer and expiry. Bulk-ready, no setup. Great for domain portfolios, security audits and lead research.

Domain OSINT Recon

prooflio/domain-osint-recon

Aggregates WHOIS, DNS records, certificate-transparency subdomains and PTR records for a domain into one structured report.

Watch pages or JSON APIs on a schedule and get precise diffs — added/removed paragraphs or changed JSON paths — plus optional webhook alerts. Pay only per check and per detected change.

Bulk domain lookup from official sources. Registrar, creation date, age and expiry date via RDAP, the modern WHOIS; A, MX, NS, TXT, SPF and DMARC records; and the SSL certificate issuer and days to expiry. $1.50 per 1,000 domains.